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Intellectual Property


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Maucher Jenkins has built a team of outstanding professionals, recognised experts in intellectual property law, science and technology, working across multiple industry sectors and legal jurisdictions.

Reuben Jacob

Partner - Patents

Chartered Patent Attorney
European Patent Attorney

BSc. Microbiology and Genetics, University of London, UPOV Dl-205 Course



Reuben has built up a wealth of experience in advising clients operating in the fields of biotechnology, medtech, medical device patents and chemistry, including representing industrial clients, universities and research organisations. His special interest is in helping SMEs enhance their businesses by the creation of strategies for the acquisition, organisation and exploitation of their intellectual property rights. In terms of specialist technologies, Reuben has a particular interest in fungal genetics/technologies, medical device patents, medtech and laboratory instrumentation such as thermalcyclers and lab-on-a-chip devices. 

Reuben has successfully completed the UPOV course “Introduction to the UPOV System of Plant Variety Protection under the UPOV Convention”.


Over the years Reuben has gained considerable experience in conducting oppositions and appeals before the European Patent Office, including appearing at oral proceedings before the Examining Division, Opposition Divisions and Appeal Boards. He is experienced in intellectual property litigation, both in a support role in the UK and in the co-ordination of Europe-wide litigation strategies including enforcement and litigation support in Germany.


Reuben is a member of:


- FICPI and is a former FICPI UK Exco Delegate.

- AIPPI and a regular Observer at the APAA World Congress.
- Senior Associate Member of the Royal Society of Medicine.


He was ranked by Managing Intellectual Property as an IP Star 2016-2020, 2022 and 2023. 


Managing IP IP Star Rosette 2023


Reuben is a recommended lawyer in the Legal 500 2024 UK publication. 


the Legal 500 UK recommended lawyer 2024


“I have worked with Reuben, and he was amazing. He is at the top of his game. His client service and general level of service, level of sophistication and commercial awareness and vision are very strong.”

-Reuben’s client to Chambers and Partners 2024




Contributing author to:


'Handbook of Intellectual Property Management',  Kogan Page and UKIPO.

'Pharmaceutical, Biotechnology and Chemical Inventions',  Edited by Duncan Bucknell, Oxford University Press.


Interests outside work:


Reuben's out of office interests include fly-fishing, skiing and shooting.

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